YH

Yuji Hirai

HC Honda Tsushin Kogyo Co.: 25 patents #1 of 84Top 2%
Sumitomo Electric Industries: 11 patents #2,408 of 21,551Top 15%
OL Olympus: 11 patents #398 of 3,097Top 15%
OS Olympus Medical Systems: 2 patents #325 of 833Top 40%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #49,099 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 51–53 of 53 patents

Patent #TitleCo-InventorsDate
4913660 Pressure-contact type connector for flat cable 1990-04-03
4892489 Flat-cable connector 1990-01-09
4749371 Connector for a flat cable Yoshiharu Yokomizo 1988-06-07